code: def test_paired_histogram_specification_bins(
      data: List[List[float]], num_bins: int, expected_bins: List[float]
  ):
      """Bin list should run from the lowest data value to the highest + bin_width"""
      for density in [False, True]:
          (
              bins,
              _,
              _,
              _,
          ) = rasa.utils.plotting._extract_paired_histogram_specification(
              data,
              num_bins=num_bins,
              density=density,
              x_pad_fraction=0,
              y_pad_fraction=0,
          )
          assert np.all(bins == expected_bins)
  
file_path: rasa/tests/utils/test_plotting.py
imports: from typing import List
  import rasa.utils.plotting
  import numpy
  import pytest
label_desc: Use image node_id 1 for calling a global function with example usage: test_paired_histogram_specification_bins(data, num_bins, expected_bins) without return types